Pocket Watch Database
Patent Archive
#741431
Patent Information
Clock Program
Edwin T. Ackerman
October 13, 1903
Patent #741431
| Patent Number: | 741431 |
| Description: | Clock Program |
| Inventor(s): | Edwin T. Ackerman |
| Assignee: | Smyth Thomas A |
| Patent Date: | Oct 13, 1903 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
